For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningSafety Belt Extender
If the vehicle's safety belt will fasten around you, you should use it.
But if a safety belt is not long enough, your dealer will order you an extender.
When you go in to order it, take the heaviest coat you will wear, so the extender
will be long enough for you. To help avoid personal inju ...
Overview
1.
• Turns the system on or off and adjusts the volume.
2. Buttons 1 to 6
• Radio: Saves and selects favorite stations.
3.
• Radio: Seeks the previous station.
• CD: Selects the previous track or rewinds within a track.
4.
• CD: Pauses playback, and stops playback.
5.
• Radio: ...
Deployment Outside Vehicle - Steering Wheel Module, Instrument Panel
Module, and Roof Rail Module
Deploy the inflator module outside of the vehicle when the vehicle will be
returned to service. Situations that require deployment outside
of the vehicle include the following:
Using the SIR diagnostics, you determine that the inflator module is
malfunctioning
The inflator module is cosm ...